Scientific American: Farid Benyahia wants to solve two environmental problems at once: excess carbon dioxide in the atmosphere and excess salt in the Persian Gulf (aka the Arabian Gulf). Oil and natural gas drive the regions booming economieshence the excess CO2and desalination supplies the vast majority of drinking water, a process that creates concentrated brine waste that is usually dumped back into the gulf.
Benyahia, a chemical engineer at Qatar University, thinks he may have hit on a neatly efficient way...